Home / 238,797.20-329,528.23-131,364.47

Finding the Fourth Proportional to 238,797.20, 329,528.23 and 131,364.47

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Solution

The fourth proportional to 238,797.20, 329,528.23 and 131,364.47 is: 181,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,797.20 : 329,528.23 = 131,364.47 : x
  2. Step 2: Convert to fraction form
    238,797.20/329,528.23 = 131,364.47/x
  3. Step 3: Cross multiply
    238,797.20x = 329,528.23 × 131,364.47
  4. Step 4: Simplify right side
    238,797.20x = 43,288,301,779.40
  5. Step 5: Solve for x
    x = 43,288,301,779.40/238,797.20
  6. Step 6: Final answer
    x = 181,276.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.